Information

LAN7500 Application Diagram
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SMSC Literature ID# - NP-ETH-096-10/10
Copyright ©2010 SMSC or its subsidiaries. All rights reserved. Although the information in this document has been checked and is believed to be accurate, no responsibility is assumed for inaccura-
cies. SMSC reserves the right to make changes to product descriptions and specifications at any time without notice. Contact your local SMSC sales office to obtain the latest specifications before
placing your product order. The provision of this information does not convey any licenses under any patent rights or other intellectual property rights of SMSC or others. All sales are expressly condi-
tional on your agreement to the terms and conditions of the most recently dated version of SMSC’s standard Terms of Sale Agreement dated before the date of your order. Products may contain design
defects or errors known as anomalies which may cause a product’s functions to deviate from published specifications. Anomaly sheets are available upon request. SMSC products are not designed,
intended, authorized or warranted for use in any life support or other application where product failure could cause or contribute to personal injury or severe property damage. Any and all such uses
without prior written approval of an Officer of SMSC and further testing and/or modification will be fully at the risk of the customer. Copies of this document or other SMSC literature, as well as the
Terms of Sale Agreement, may be obtained by visiting SMSC’s website at http://www.smsc.com. SMSC, the SMSC logo and LANCheck are registered trademarks and USBCheck, NetDetach and UniClock
are trademarks of Standard Microsystems Corporation (“SMSC”). Other names mentioned may be trademarks of their respective holders. All claims made herein speak as of the date of this material. The
company does not undertake to update such statements. (10/10)
Key Features
NetDetach technology Allows CPU to enter low-power state when Ethernet is inactive
UniClock technology utilizing a single 25MHz crystal Reduces BOM component count and cost
Multiple Operating Systems supported: Windows 7, Windows XP,
Windows Vista
®
, Windows CE, PXE, DOS ODI, Mac and Linux.
Diverse applications supported
PME pin wake-up support Reduces system power requirements
Supports TCP segmentation offload and full hardware TxRx check-
sum offloads (IPV4, IPV6, TCP, UDP)
Reduces CPU loading
Benefits
*HP Auto-MDIX eliminates the need for special “crossover” cables when connecting LAN devices together.
**LANCheck and USBCheck online design review services require an SMSC e-Services account and are subject to the terms and conditions listed on SMSC’s website.
LAN7500 Block Diagram
LAN7500
Crystal
EEPROM
(Optional)
Ethernet
Magnetics
10/100/1000
Ethernet
LAN7500 Target Applications
PC Docking Station
Printer
Netbook, UMPC, MID
Handheld POS
Set-top Box
USB to Ethernet Dongle
LAN7500
Which USB to Ethernet Controller is Right for Your Design?
LAN9500A is SMSC’s USB 2.0 to 10/100 Ethernet product with NetDetach and UniClock technologies in a small 56-pin QFN package
Hi-Speed
USB 2.0
Ethernet Host Interface
NetDetach
Technology
UniClock Technology
Industrial
Temp Option
(-40° to 85°C)
Pin & Package
LAN7500 10/100/1000
USB 2.0
Yes Yes
LAN7500i 56-pin QFN
LAN9500A 10/100
USB 2.0
Yes Yes
LAN9500Ai 56-pin QFN